
#include <stdio.h>

/* print Fahrenheit-Celsius table
   for fahr = 0, 20, ..., 300 */
main()
{
  int fahr, celsius;
  int lower, upper, step;

  lower = 0;		/* lower limit of temperature table */
  upper = 300;		/* upper limit */
  step = 20;   		/* step size */

  fahr = lower;
  while (fahr <= upper) {
    celsius = 5 * (fahr-32) / 9;
    printf("%d\t%d\n", fahr, celsius);
    fahr = fahr + step;
  }
}
